16838960

素因数分解:

$2^4\times 5^1\times {\mathrm{210487}}^1$

素因数の和:210500

約数の個数: 20

約数和(自身を含む): 39150768

約数和(自身を除く): 22311808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 210487, 420974, 841948, 1052435, 1683896, 2104870, 3367792, 4209740, 8419480, 16838960]

約数ペア:

[(1, 16838960), (2, 8419480), (4, 4209740), (5, 3367792), (8, 2104870), (10, 1683896), (16, 1052435), (20, 841948), (40, 420974), (80, 210487)]